\contentsline {chapter}{\numberline {1}Introduction}{1}
\contentsline {section}{\numberline {1.1}Applications}{1}
\contentsline {section}{\numberline {1.2}Challenges}{1}
\contentsline {section}{\numberline {1.3}Roadmap}{1}
\contentsline {chapter}{\numberline {2} A closer look at the problem }{2}
\contentsline {section}{\numberline {2.1}Classification fo Images}{2}
\contentsline {chapter}{\numberline {3}Literature Study}{3}
\contentsline {section}{\numberline {3.1}Unsupervised Keyword Extraction Methods}{3}
\contentsline {subsection}{\numberline {3.1.1} RAKE }{3}
\contentsline {subsection}{\numberline {3.1.2} TextRank }{3}
\contentsline {section}{\numberline {3.2}Supervised Keyword Extraction Methods}{3}
\contentsline {subsection}{\numberline {3.2.1} KEA }{3}
\contentsline {subsection}{\numberline {3.2.2} Naive Bayes }{3}
\contentsline {chapter}{\numberline {4}Experiments}{4}
\contentsline {section}{\numberline {4.1}Unsupervised Approaches}{4}
\contentsline {subsection}{\numberline {4.1.1} Boosting based on occurrence and co-reference }{4}
\contentsline {subsection}{\numberline {4.1.2} TextRank - Modified }{4}
\contentsline {section}{\numberline {4.2}Supervised Approaches}{4}
\contentsline {subsection}{\numberline {4.2.1} Naive Bayes }{4}
\contentsline {chapter}{\numberline {5}Conclusion}{5}
\contentsline {chapter}{\numberline {6}Future work}{6}
\contentsline {section}{\numberline {6.1}Click-through logs}{6}
